127763768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{23801}}^1$

素因数の和:23879

約数の個数: 32

約数和(自身を含む): 265630320

約数和(自身を除く): 137866552

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 23801, 47602, 95204, 190408, 261811, 523622, 1047244, 1451861, 2094488, 2903722, 5807444, 11614888, 15970471, 31940942, 63881884, 127763768]

約数ペア:

[(1, 127763768), (2, 63881884), (4, 31940942), (8, 15970471), (11, 11614888), (22, 5807444), (44, 2903722), (61, 2094488), (88, 1451861), (122, 1047244), (244, 523622), (488, 261811), (671, 190408), (1342, 95204), (2684, 47602), (5368, 23801)]